Index: firmware/App/Controllers/BloodFlow.c =================================================================== diff -u -r60e0fc291e3897ab9b86aee7181eeb6d6dd7d35f -rc48ea51c06c9d002f1b9b6a1d7b72d69756f183d --- firmware/App/Controllers/BloodFlow.c (.../BloodFlow.c) (revision 60e0fc291e3897ab9b86aee7181eeb6d6dd7d35f) +++ firmware/App/Controllers/BloodFlow.c (.../BloodFlow.c) (revision c48ea51c06c9d002f1b9b6a1d7b72d69756f183d) @@ -49,7 +49,7 @@ #define MAX_BLOOD_PUMP_PWM_DUTY_CYCLE 0.89 ///< Controller will error if PWM duty cycle > 90%, so set max to 89% #define MIN_BLOOD_PUMP_PWM_DUTY_CYCLE 0.10 ///< Controller will error if PWM duty cycle < 10%, so set min to 10% -#define BP_CONTROL_INTERVAL_SEC 5 ///< Blood pump control interval (in seconds). +#define BP_CONTROL_INTERVAL_SEC 10 ///< Blood pump control interval (in seconds). /// Interval (ms/task time) at which the blood pump is controlled. static const U32 BP_CONTROL_INTERVAL = ( BP_CONTROL_INTERVAL_SEC * MS_PER_SECOND / TASK_GENERAL_INTERVAL ); #define BP_P_COEFFICIENT 0.0001 ///< P term for blood pump control @@ -608,14 +608,11 @@ else if ( bloodPumpPWMDutyCyclePctSet >= bloodPumpPWMDutyCyclePct ) { resetBloodFlowMovingAverage(); + bloodPumpPWMDutyCyclePctSet = bloodPumpPWMDutyCyclePct; resetPIController( PI_CONTROLLER_ID_BLOOD_FLOW, bloodPumpPWMDutyCyclePctSet ); bloodPumpControlModeSet = bloodPumpControlMode; - // If open loop mode, set PWM to requested duty cycle where it will stay during control state - if ( bloodPumpControlModeSet == PUMP_CONTROL_MODE_OPEN_LOOP ) - { - bloodPumpPWMDutyCyclePctSet = bloodPumpPWMDutyCyclePct; - setBloodPumpControlSignalPWM( bloodPumpPWMDutyCyclePct ); - } + setBloodPumpControlSignalPWM( bloodPumpPWMDutyCyclePct ); + bpControlTimerCounter = 0; result = BLOOD_PUMP_CONTROL_TO_TARGET_STATE; } // Continue ramp up @@ -650,14 +647,11 @@ else if ( bloodPumpPWMDutyCyclePctSet <= bloodPumpPWMDutyCyclePct ) { resetBloodFlowMovingAverage(); + bloodPumpPWMDutyCyclePctSet = bloodPumpPWMDutyCyclePct; resetPIController( PI_CONTROLLER_ID_BLOOD_FLOW, bloodPumpPWMDutyCyclePctSet ); bloodPumpControlModeSet = bloodPumpControlMode; - // If open loop mode, set PWM to requested duty cycle where it will stay during control state - if ( bloodPumpControlModeSet == PUMP_CONTROL_MODE_OPEN_LOOP ) - { - bloodPumpPWMDutyCyclePctSet = bloodPumpPWMDutyCyclePct; - setBloodPumpControlSignalPWM( bloodPumpPWMDutyCyclePct ); - } + setBloodPumpControlSignalPWM( bloodPumpPWMDutyCyclePct ); + bpControlTimerCounter = 0; result = BLOOD_PUMP_CONTROL_TO_TARGET_STATE; } // Continue ramp down